JPS61181885U - - Google Patents
Info
- Publication number
- JPS61181885U JPS61181885U JP6630185U JP6630185U JPS61181885U JP S61181885 U JPS61181885 U JP S61181885U JP 6630185 U JP6630185 U JP 6630185U JP 6630185 U JP6630185 U JP 6630185U JP S61181885 U JPS61181885 U JP S61181885U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pump
- inverter
- induction motor
- driving
- controlling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000006698 induction Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Description
第１図はこの考案の液圧ポンプ装置の一実施例
を示す部分断面図、第２図はその応用例を示す回
路図、第３図は上記ポンプの特性を示す説明図、
第４図は従来例を示す回路図である。
１……誘導電動機、３……液圧ポンプ、１３…
…インバータ。
FIG. 1 is a partial sectional view showing an embodiment of the hydraulic pump device of this invention, FIG. 2 is a circuit diagram showing an example of its application, and FIG. 3 is an explanatory diagram showing the characteristics of the pump.
FIG. 4 is a circuit diagram showing a conventional example. 1...Induction motor, 3...Hydraulic pump, 13...
...Inverter.
Claims (1)
、その回転速度を制御するためのインバータ１３
を接続したことを特徴とする液圧ポンプ装置。 The induction motor 1 for driving the hydraulic pump 3 has an inverter 13 for controlling its rotation speed.
A hydraulic pump device characterized by connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6630185U JPS61181885U (en) | 1985-05-02 | 1985-05-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6630185U JPS61181885U (en) | 1985-05-02 | 1985-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61181885U true JPS61181885U (en) | 1986-11-13 |
Family
ID=30599077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6630185U Pending JPS61181885U (en) | 1985-05-02 | 1985-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61181885U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001132651A (en) * | 1999-11-05 | 2001-05-18 | Tokimec Inc | Hydraulic device |
| JP2001263254A (en) * | 2000-03-17 | 2001-09-26 | Tokimec Inc | Hydraulic device |
| JP2002242845A (en) * | 2001-02-20 | 2002-08-28 | Tokimec Inc | Hydraulic system |
| JP2018114521A (en) * | 2017-01-17 | 2018-07-26 | 宇部興産機械株式会社 | Extrusion speed control method of main ram on extrusion press and extrusion press |
| JP2021148284A (en) * | 2020-03-24 | 2021-09-27 | 豊興工業株式会社 | Rotation speed control hydraulic unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5681285A (en) * | 1979-12-04 | 1981-07-03 | Fuji Electric Co Ltd | Operation control system for chemical injection pump |
| JPS5785B2 (en) * | 1977-07-29 | 1982-01-05 | ||
| JPS5932190B2 (en) * | 1976-05-19 | 1984-08-07 | 富士写真フイルム株式会社 | Coating method and equipment |
-
1985
- 1985-05-02 JP JP6630185U patent/JPS61181885U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932190B2 (en) * | 1976-05-19 | 1984-08-07 | 富士写真フイルム株式会社 | Coating method and equipment |
| JPS5785B2 (en) * | 1977-07-29 | 1982-01-05 | ||
| JPS5681285A (en) * | 1979-12-04 | 1981-07-03 | Fuji Electric Co Ltd | Operation control system for chemical injection pump |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001132651A (en) * | 1999-11-05 | 2001-05-18 | Tokimec Inc | Hydraulic device |
| JP2001263254A (en) * | 2000-03-17 | 2001-09-26 | Tokimec Inc | Hydraulic device |
| JP2002242845A (en) * | 2001-02-20 | 2002-08-28 | Tokimec Inc | Hydraulic system |
| JP2018114521A (en) * | 2017-01-17 | 2018-07-26 | 宇部興産機械株式会社 | Extrusion speed control method of main ram on extrusion press and extrusion press |
| JP2021148284A (en) * | 2020-03-24 | 2021-09-27 | 豊興工業株式会社 | Rotation speed control hydraulic unit |